Home / 19,264.44-28,885.68-7,571.28

Finding the Fourth Proportional to 19,264.44, 28,885.68 and 7,571.28

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Solution

The fourth proportional to 19,264.44, 28,885.68 and 7,571.28 is: 11,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.44 : 28,885.68 = 7,571.28 : x
  2. Step 2: Convert to fraction form
    19,264.44/28,885.68 = 7,571.28/x
  3. Step 3: Cross multiply
    19,264.44x = 28,885.68 × 7,571.28
  4. Step 4: Simplify right side
    19,264.44x = 218,701,571.27
  5. Step 5: Solve for x
    x = 218,701,571.27/19,264.44
  6. Step 6: Final answer
    x = 11,352.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.